-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Two steps are required to cryptographically verify image integrity. 1. By verifying the integrity of this signature file, you can be sure that the checksums included in this file are valid. $ gpg --keyserver hkp://pool.sks-keyservers.net --recv-keys 0xA16EB94D $ gpg --list-keys 0xA16EB94D pub 2048R/A16EB94D 2008-08-15 [expires: 2023-08-12] uid Turnkey Linux Release Key $ gpg --verify turnkey-otrs-14.0-jessie-amd64-vmdk.zip.sig gpg: Good signature from "Turnkey Linux Release Key" 2. By calculating the image checksum and validating the hashed value is the same as listed below, you can be sure the image was not corrupted in transit or tampered with. $ md5sum turnkey-otrs-14.0-jessie-amd64-vmdk.zip 01002cf7082086cbd8d72060faeb110a $ sha1sum turnkey-otrs-14.0-jessie-amd64-vmdk.zip 02eeb12744c7540fec89653bc1958f80e0a9645e -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJWMJdYAAoJEIXCXpWhbrlNLlUH/AsYpVf2oXDJLovgeoTWAtfm yE20cbDy2RXKZqQihjeHkUyMULCukac5K+1DoTr+pz0C83MR6N26oIARMgJSNmEg 5JDnYOo/J1EF+HPMN/+oA1EiJi5dWiZOm42pAdomBRBnwp1ulEw4pFz9u9t/zfNv xS9jIc8CCiA9lUI0IhAwiG5eAbMQ0EXjt8XN7M/ytkWolSqWsUydXk00LQtRnsHZ TSkbOswB9hxnshTHaMCbjFndZ2zOqHXTvQVzb/0uiwnsWfXKb7+gbF/W5r0mt5Yx jcZHrEQTwt5Ad99Yf2Nko1EqqqQQkfXKOJgyY9YxdVeXZE5W6+52h9m0/NlcZQo= =PMNt -----END PGP SIGNATURE-----